AirHint found the following cheapest return flights from Sofia (SOF) to Helsinki (HEL) in March 2026 (see full year).
Return flights
| 20 Mar - 25 Mar | Ryanair | ||
| 01 Mar - 08 Mar | Wizz Air | ||
| 18 Mar - 29 Mar | Lufthansa |
Also check the deals for one-way flights from Sofia to Helsinki in March.
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